CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.2 | $0-$5k | 0.00 |
A vulnerability classified as critical was found in Hostapd up to 2.5. This vulnerability affects the function os_random
. The manipulation with an unknown input leads to a entropy vulnerability (PRNG). The CWE definition for the vulnerability is CWE-332. The lack of entropy available for, or used by, a Pseudo-Random Number Generator (PRNG) can be a stability and security threat. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:
hostapd before 2.6 does not prevent use of the low-quality PRNG that is reached by an os_random() function call.
The weakness was published 03/23/2019 (Website). The advisory is available at seclists.org. This vulnerability was named CVE-2016-10743 since 03/23/2019. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1600.001 by the MITRE ATT&CK project.
The commercial vulnerability scanner Qualys is able to test this issue with plugin 197427 (Ubuntu Security Notification for wpa_supplicant and hostapd vulnerabilities (USN-3944-1)).
Upgrading to version 2.6 eliminates this vulnerability.
Similar entries are available at 133473, 133475, 133476 and 133477.
Product
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.4VulDB Meta Temp Score: 7.2
VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Name: PRNGClass: Entropy / PRNG
CWE: CWE-332 / CWE-331 / CWE-330
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Hostapd 2.6
Patch: w1.fi
Timeline
03/23/2019 🔍03/23/2019 🔍
03/24/2019 🔍
08/04/2023 🔍
Sources
Advisory: 156573Status: Confirmed
CVE: CVE-2016-10743 (🔍)
See also: 🔍
Entry
Created: 03/24/2019 11:47Updated: 08/04/2023 15:49
Changes: 03/24/2019 11:47 (59), 05/19/2020 12:41 (1), 08/04/2023 15:44 (5), 08/04/2023 15:49 (1)
Complete: 🔍
Cache ID: 18:840:103
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